Institute of Actuaries (Great Britain), King, G., & Todhunter, R. (1901). Institute of Actuaries' text-book of the principles of interest, life annuities, and assurances, and their practical application. Charles & Edwin Layton.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Institute of Actuaries (Great Britain), George King, و Ralph Todhunter. Institute of Actuaries' Text-book of the Principles of Interest, Life Annuities, and Assurances, and Their Practical Application. London: Charles & Edwin Layton, 1901.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Institute of Actuaries (Great Britain), et al. Institute of Actuaries' Text-book of the Principles of Interest, Life Annuities, and Assurances, and Their Practical Application. Charles & Edwin Layton, 1901.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.